greenplumn nodeSequence 源码
greenplumn nodeSequence 代码
文件路径：/src/include/executor/nodeSequence.h
/*-------------------------------------------------------------------------
*
* nodeSequence.h
* header file for nodeSequence.c.
*
* Portions Copyright (c) 2012 - present, EMC/Greenplum
* Portions Copyright (c) 2012-Present VMware, Inc. or its affiliates.
*
*
* IDENTIFICATION
* src/include/executor/nodeSequence.h
*
*-------------------------------------------------------------------------
*/
#ifndef NODESEQUENCE_H
#define NODESEQUENCE_H
#include "executor/tuptable.h"
#include "nodes/execnodes.h"
extern SequenceState *ExecInitSequence(Sequence *node, EState *estate, int eflags);
extern TupleTableSlot *ExecSequence(PlanState *pstate);
extern void ExecReScanSequence(SequenceState *node);
extern void ExecEndSequence(SequenceState *node);
extern void ExecSquelchSequence(SequenceState *node);
#endif
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